Răspunsuri

2014-10-28T18:38:24+02:00
229 - x = 1000 - 936 = 
x= 229 - x = 64
x=229 - 64 
x= 165
Proba : 229 - 165 = 64
2014-10-28T18:39:44+02:00
(136+93)-x=1000-(736+200)
229-x=1000-936
229-x=64
x=229-64
x=165

229-165=64